Chapter 7 Triangles- MCQ Online Test 1 Class 9 Maths

1.If AB = QR, BC=RP and CA = QP, then which of the following holds?
△ACB ≅ △PQR
△ABC ≅ △PQR
△CAB ≅ △PQR
△CAB ≅ △RQP

2. △PQR, ∠P = 60∘, ∠Q = 50∘ and which side of the triangle is the longest?
QR
PQ
RP
None of these

3. In the adjoining figure, the rule by which △ABC ≅ △ADC

AAS
RHS
SAS
SSS

4. In the adjoining figure, BC = AC. If ∠ACD = 115∘, the ∠A is

80°
57.5°
70°
65°

5. If the bisector of the angle A of a △ABC is perpendicular to the base BC of the triangle then the triangle ABC is :
Scalene
Isosceles
Obtuse Angled
Equilateral

6. Which is true?
A triangle can have two acute angles
A triangle can have two obtuse angles
A triangle can have two right angles
All is true

7. If ABC and PQR are similar triangles in which ∠ A = 470 and ∠ Q = 830, then ∠ C is:

80°
50°
60°
90°

8. In the adjoining figure, BC = AD, CA⊥AB and BD⊥AB. The rule by which △ABC ≅ △BAD is

SSS
RHS
SAS
AAS

9. In the given figure, ABC is an equilateral triangle. The value of x+y is

200°
240°
360°
250°

10. In quadrilateral ABCD, BM and DN are drawn perpendiculars to AC such that BM = DN. If BR = 8 cm. then BD is

16 cm
12 cm
8 cm
9 cm